Yuan Zhang

Real-world safety data of human papillomavirus vaccines after marketing in Shandong, China, August 2017–October 2025

After the Human papillomavirus (HPV) vaccine was listed for use in China in 2017, it has proven to be a safe and cost-effective method for preventing HPV infection. With the increase in vaccination volume, its safety is becoming increasingly important. The safety data from post-m...

A Sociotechnical System Approach to Multimodal Emotion Propagation in Disaster Governance: Lessons from the 2021 Zhengzhou Flood

Short-video platforms provide multimodal records of public affect during natural disasters and offer new opportunities for crisis-oriented social-media analysis. Using the 2021 Zhengzhou Flood as a single-event case study, we construct DMAC, which, to the best of our knowledge, i...